Finding the Fourth Proportional to 8,063.27, 12,090.31 and 4,112.09

Step by Step Solution

1. Step 1: Write the proportion equation
   8,063.27 : 12,090.31 = 4,112.09 : x
2. Step 2: Convert to fraction form
   8,063.27/12,090.31 = 4,112.09/x
3. Step 3: Cross multiply
   8,063.27x = 12,090.31 × 4,112.09
4. Step 4: Simplify right side
   8,063.27x = 49,716,442.85
5. Step 5: Solve for x
   x = 49,716,442.85/8,063.27
6. Step 6: Final answer
   x = 6,165.79